Big Tech faces a historic legal showdown. A major trial over social media addiction has begun and could reshape the technology industry. Meta CEO Mark Zuckerberg testified before a jury for the first time over claims that social media harms young people. His testimony came more than four years after leaked internal documents suggested the company knew its platforms could…

Scientists launched an AI app that identifies dinosaurs from fossil footprints with about 90% agreement with human experts.Researchers from the University of Edinburgh helped develop the system.The team trained the AI using 2,000 unlabelled footprint silhouettes.The system compared prints using eight shape features, including toe spread and heel position.Professor Steve Brusatte said footprint shapes depend on movement and ground conditions.Lead…